35Hz - 25kHz -- A Partial 'Purist'?


It's amazing how much musical information can be found in the lowest bass regions say 30Hz down to below 20Hz, whether classical, folk, instrumental, pop, etc..

Yet, I'm purplexed to see some to many audiophile 'purists' refuse to even attempt to resolve the obvious deficiency in their systems which simply cannot reproduce any musical information in the lowest regions of the frequecy spectrum.

No matter how musical, how refined, and/or how infinite the configurations a good musical subwoofer can offer, the 'purist' simply will not consider adding a subwoofer to supplement their mains. There's too many good subs (you only need one) ranging from $1k to $30k that can be quite quite musical and allow for near-infinite configurations to adapt to most any system and listening preference. And, yes, I am aware there are many more bad subwoofers, but's that's another thread.

As a self-proclaimed 'fundamentalist', my quest is to ensure my 2-channel system is such that any musical information coming from the source stands an excellent chance of being faithfully reproduced for my listening pleasure.

And by adding a musical 18 inch subwoofer, I don't believe I've given up anything.

I would enjoy hearing what others think.
stehno

Showing 2 responses by sean

The Bag End design is VERY unique to say the least. The designer was definitely thinking "outside the box" on that one.

One of my friends used to work for Bag End and told me stories about them. Besides the cabinet's not being built too sturdily ( some reviewers have commented on this ), he told me that many will not meet quality control / spec but are shipped out anyhow. While he was not an audiophile in the least, he told me that he would never buy one knowing what he did. He did know his bass though, as he was both a decent drummer and bass player.

From the reviews on these, i'm assuming that most of them have to be at least pretty close to spec, otherwise they should be getting killed in the reviews. That is, if the reviewers are honest and know how to set subs up to begin with. Then again....

I talked to the designer in person about all of this and he told me it was all hogwash. He also wanted to know what the name of the employee was that told me these "lies" : ) Sean
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Rwwear, your comments regarding "bass speed" are WAY off in left field.

What is typically referred to as "fast bass" is a low frequency system that suffers from minimal overhang, ringing and has excellent transient response on the whole. To achieve such, most designers typically resort to a sealed design with a Q of between .5 and .7 at the highest. Some have had very good luck with specific driver and TL combinations i.e. the Kef B139.

All of those designs tend to sound somewhat "dry" or "tight and lean" compared to other designs that have similar frequency response curves. This is due to the lack of "bloat" or "ringing" that they AREN'T introducing.

The effect that many people consider "good bass" or "meaty bottom end" is similar to what an electric guitar player looks for in his sound. This is called "sustain", which is a form of ringing distortion. It helps to fill the sound out somewhat by carrying on longer than it would naturally and / or by adding IMD ( intermodulation distortion ). Needless to say, it might sound good but it is not an "accurate" portrayal of what was recorded. The speakers contribute their signature to every recording uniformly. As such, that is a distortion or "coloration" of what one should hear.

Think of "bass weigth" and "bass speed" this way. Try looking at a physically fit, muscular atheletic person and a "slob" that are the same height and weigh the same. One carries themselves much better and efficiently but end up weighing the same in terms of "measurements" that most people can relate to. Not only that, one has a very different presentation than the other. This is true even though they look the same on paper.

I do agree that many times, people confuse lack of extension or "bass weight" for "fast bass". That is primarily just a lack of experience and something that can be corrected with time if they continue on their path to "audio nirvana". Sean
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